Home / 1,629,780.90-2,444,683.56-618,630.24

Finding the Fourth Proportional to 1,629,780.90, 2,444,683.56 and 618,630.24

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Solution

The fourth proportional to 1,629,780.90, 2,444,683.56 and 618,630.24 is: 927,949.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,780.90 : 2,444,683.56 = 618,630.24 : x
  2. Step 2: Convert to fraction form
    1,629,780.90/2,444,683.56 = 618,630.24/x
  3. Step 3: Cross multiply
    1,629,780.90x = 2,444,683.56 × 618,630.24
  4. Step 4: Simplify right side
    1,629,780.90x = 1,512,355,177,446.85
  5. Step 5: Solve for x
    x = 1,512,355,177,446.85/1,629,780.90
  6. Step 6: Final answer
    x = 927,949.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.